Documentation update for 3.6.0 (not including NEWS).


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@11440 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/configure.in b/configure.in
index 88a9e10..80316ae 100644
--- a/configure.in
+++ b/configure.in
@@ -1449,7 +1449,9 @@
 
 AM_CONDITIONAL([BUILD_LZCNT_TESTS], [test x$ac_have_as_lzcnt = xyes])
 
-
+# XXX JRS 2010 Oct 13: what is this for?  For sure, we don't need this
+# when building the tool executables.  I think we should get rid of it.
+#
 # Check for TLS support in the compiler and linker
 if test "x${cross_compiling}" = "xno"; then
 # Native compilation: check whether running a program using TLS succeeds.